7762.5% is the change from 8 to 629
Calculation steps:
[( 629 - 8 ) ÷ 8] x 100 = 7762.5%
Formula
Percentage change = [(629 - 8) / 8] x 100
Subtract the new number by the original number
629 - 8 = 621
621 ÷ 8 = 77.625
77.625 x 100 = 7762.5%
Example